Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Diagnostic Radiology

Zohaib Y. Ahmad, MD

Works at hospitals in Cortlandt Manor, NY · New York, NY · New York

Summary

Dr. Zohaib Y. Ahmad, MD is a radiologist at 51 W 51st St, Suite 300, New York, NY 10019. Phone: (212) 326-8518. Accepts Medicare assignment. In 2024, Zohaib Y. Ahmad had 2,327 Original Medicare patients and 4,998 services. NPI 1811384027. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 51 W 51st St, Suite 300, New York, NY 10019 · Directions (2 more locations)
  • Phone: (212) 326‑8518
  • Medicare: Accepts Medicare assignment
  • Hospitals: Hudson Valley Hospital Center, New York-Presbyterian Hospital
  • Group practice: Trustees of Columbia University in the City of New York (+2 more)
  • Medical school: Drexel University College Of Medicine · graduated 2015 (11 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Zohaib Y. Ahmad, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Zohaib Y. Ahmad accept Medicare assignment?
Yes. Medicare's clinician data says Zohaib Y. Ahmad accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Zohaib Y. Ahmad see?
In 2024, CMS data shows 2,327 Original Medicare patients and 4,998 services for Zohaib Y. Ahmad. This counts Original Medicare only and measures volume, not quality.
What is Zohaib Y. Ahmad's NPI number?
1811384027. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Zohaib Y. Ahmad, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients2,327
Services billed to Medicare4,998
Different services or procedures105
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Injection, gadobutrol, 0.1 ml (A9585)1,190 services
  2. X-ray of knee, 4 or more views (73564)352 services
  3. X-ray of shoulder, minimum of 2 views (73030)318 services
  4. X-ray of hip, 2-3 views (73502)292 services
  5. X-ray of knee, 1-2 views (73560)230 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • Arthritis75%
  • High blood pressure73%
  • Diabetes31%
  • Ischemic heart disease31%
  • Anxiety26%

Hospitals where Zohaib Y. Ahmad works

Medicare's Facility Affiliation Data lists Zohaib Y. Ahmad at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Zohaib Y. Ahmad is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Zohaib Y. Ahmad as a member of these groups (CMS data updated October 2, 2026).

  • Trustees of Columbia University in the City of New York2,296 clinicians in the group
  • Columbiadoctors/Newyork-Presbyterianimaging109 clinicians in the group
  • Columbia/Newyork-Presbyterian Advanced Imaging Inc.89 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in New York →

Other radiologists in New York

Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.

All radiologists in New York →

Other clinicians in Trustees of Columbia University in the City of New York

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolDrexel University College Of Medicine
Graduation year2015 (11 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811384027
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians